//
//  UIBarButtonItem+Extensions.swift
//  weibo
//
//  Created by EDZ on 2017/8/10.
//  Copyright © 2017年 EDZ. All rights reserved.
//

import UIKit

extension UIBarButtonItem{
    
    /// 创建UIBarButtonItem
    ///
    /// - Parameters:
    ///   - title: title
    ///   - fontSize: fontSize, 默认16号
    ///   - target:  target
    ///   - action:  action
    convenience  init(title: String, fontSize: CGFloat = 16, target: AnyObject?, action: Selector, isBack:Bool = false) {
        let btn:UIButton = UIButton.cz_textButton(title, fontSize: 16, normalColor: UIColor.darkGray, highlightedColor: UIColor.orange)
        btn.addTarget(target, action: action, for: .touchUpInside)
        
        if isBack {
            let imageName = "navigationbar_back_withtext"
            btn.setImage(UIImage(named: imageName), for: UIControlState(rawValue: 0))
            btn.setImage(UIImage(named: imageName + "_highlighted"), for: .highlighted)
            btn.sizeToFit()
            
        }
        
        // self.init 实例化 UIBarButtonItem
        self.init(customView :btn)
    }
}
